CVE-2013-7423
Not scored
CVE-2013-7423
The send_dg function in resolv/res_send.c in GNU C Library (aka glibc or libc6) before 2.20 does not properly reuse file descriptors, which allows remote attackers to send DNS queries to unintended locations via a large number of requests that trigger a call to the getaddrinfo function.
Exploit probability
5.8%
Published
February 24, 2015
Required by
Not available
Last source change
April 16, 2026
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2013-7423
View original source
The send_dg function in resolv/res_send.c in GNU C Library (aka glibc or libc6) before 2.20 does not properly reuse file descriptors, which allows remote attackers to send DNS queries to unintended locations via a large number of requests that trigger a call to the getaddrinfo function.
05 / REFERENCES
Further evidence
- http://lists.opensuse.org/opensuse-updates/2015-02/msg00089.html
- http://packetstormsecurity.com/files/164014/Moxa-Command-Injection-Cross-Site-Scripting-Vulnerable-Software.html
- http://rhn.redhat.com/errata/RHSA-2015-0863.html
- http://seclists.org/fulldisclosure/2021/Sep/0
- http://www.openwall.com/lists/oss-security/2015/01/28/20
- http://www.securityfocus.com/bid/72844
- http://www.ubuntu.com/usn/USN-2519-1
- https://access.redhat.com/errata/RHSA-2016:1207
- https://github.com/golang/go/issues/6336
- https://security.gentoo.org/glsa/201602-02
- https://sourceware.org/bugzilla/show_bug.cgi?id=15946